MOUNTING OF CASING
TECHNICAL GUIDE
Cal. 6R20A
3
4
5
. Set the power reserve indicator
*Wind the mainspring of the barrel
complete fully, and then set the power
reserve indicator with pointing its tip to
the ”full” position of the power reserve
indication on the dial.
. Set the date hand
* Fit its tip to the middle of the date
scale.
. Set the day hand.
* Point its tip to the middle of of ”SUN.”
. Turn the date hand clockwise to change
the date.
*Just before the date changes, slow
down the speed of turning the hand, and
when the date changes, stop turning it.
2. Mount the hour hand at the 2 o’clock
position.
3. Mount the minute hand at the 2 o’clock
position.
4. Turn the hour and minute hands to check
the time when the date is changed.
5. Mount the second hand at the 2 o’clock
position.
6. Che c k tha t the hand s are prop erly
mounted.
7. Take off the winding stem.
8. Set the dial with movement to the body.
*Before setting, remove dust and fluff on
the dial and inside the body.
9. Set the case ring.
0. Set the winding stem to the crown.
. Set the casing clamp spring and screw it
with the casing clamp screws (at the two
points).
*Be careful of the setting direction of the
casing clamp spring as it has the top and
back sides.
6. Setting the hands – Attaching
in from the side
Top side has chamfer.
Back side has no
chamfer.
Copyright©2007
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